ROPSTEN TESTNET:
USDToken.sol (MANA) - https://ropsten.etherscan.io/address/0xc267090d65b9389c5006d49b2c46b86c71470acb#code
LandRegistry.sol - https://ropsten.etherscan.io/address/0xead5be7a17881adc74419565dbd67508979ad2f4#writeContract
Marketplace.sol - https://ropsten.etherscan.io/address/0xd075116d6eb21afabfc58fdc8a115c5bf044a0fe#code
MiniMeToken.sol - https://ropsten.etherscan.io/address/0xd52d275c9fa15e6ae31a4da2a1c10a31cbb531b9#code
EstateRegistry.sol - https://ropsten.etherscan.io/address/0xd8dbe60aeb7cd1f04df2fd89e35e418346508672#code
BNSRegistry.sol - https://ropsten.etherscan.io/address/0x825d4514eba23a574568528fca312c6b95f1e73d#code
BNSRegistryWithFallback.sol - https://ropsten.etherscan.io/address/0x1a1ed9619513b25898d072748c915e5e5e515838#code
BaseRegistrarImplementation.sol - https://ropsten.etherscan.io/address/0x528578badde02ac82774028eb776dc07aa409b50#code
DCLRegistrar.sol - https://ropsten.etherscan.io/address/0x460b01a32b18a1fb1416da2440e54b593c701238#code
ERC721Bid.sol - https://ropsten.etherscan.io/address/0xa5a59e812ec2eeb65f73f997e71ee6126f907ed3#code
PancakeConverter.sol - https://ropsten.etherscan.io/address/0x2782eb28Dcb1eF4E7632273cd4e347e130Ce4646#code
###################################################################################################################
AUCTION:
TerraformReserve.sol - https://ropsten.etherscan.io/address/0xea6515817d214f8b0e790aa86d8b344787292e75#code
##########################################
Contracts ref: Has to be the same, to pull like from here: https://contracts.decentraland.org/addresses.json